TY - JOUR AU - S. Balasuriya, I. Shparlinski, A. Winterhof DA - 2009/10/21/ JF - Rocky Mountain Journal of Mathematics PY - 2009 SE - 2007/06/15/ SP - 1403-1410 TI - An average bound for character sums with some counter-dependent recurrence sequences VL - 39 ER -